package com.itheima.reggie.common;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;

/**
* @Description: 自定义元数据对象处理器
        * @Param: 
        * @return: 
        * @Author: Lei
        * @Date: 
 */


@Component
@Slf4j
public class MyMetaObjectHandler implements MetaObjectHandler {
    /**
    * @Description: 插入操作，自动填充
            * @Param: 
            * @return: 
            * @Author: Lei
            * @Date: 
     */
    
    @Override
    public void insertFill(MetaObject metaObject) {
        log.info("公共字段自动填充[insert]...");
        log.info(metaObject.toString());

        metaObject.setValue("createTime", LocalDateTime.now());
        metaObject.setValue("updateTime",LocalDateTime.now());
        metaObject.setValue("createUser",BaseContext.getCurrentId());
        metaObject.setValue("updateUser",BaseContext.getCurrentId());
    }

    /**
    * @Description: 修改/更新操作，自动填充
            * @Param:
            * @return:
            * @Author: Lei
            * @Date:
     */

    @Override
    public void updateFill(MetaObject metaObject) {
        log.info("公共字段自动填充[update]...");
        log.info(metaObject.toString());



//        long id=Thread.currentThread().getId();
//        log.info("线程id为:{}",id);


        metaObject.setValue("updateTime",LocalDateTime.now());
        metaObject.setValue("updateUser",BaseContext.getCurrentId());
    }
}
